(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

You wish to travel to another galaxy, which is 1,000,000 light years away. You'd like to be still alive when you get there. How fast must you travel? Given enough fuel, can you do this?

2. Relevant equations

t/t(proper)=gamma

v=v'+u/1+(uv'/c^2)

3. The attempt at a solution

my teacher gave us the solutions, and I would really like to know why i need to solve for gamma and what it means...please :(

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# Homework Help: Relativity sucks

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